The Petes spent part of the day at Niagara Falls, then fell to the IceDogs, 5-2. It was Peterborough’s fourth-straight loss. Koekkoek was a team-worst minus-4 on the night. Islanders first rounder Ryan Strome and Anthony DiFruscia (2013) each had two goals for Niagara. Strome leads the league in plus/minus at plus-27. Koekkoek is 554th, four ahead of Jake Cardwell of Ottawa for last and four behind the next closest players.